package filter;

import entity.Users;

import javax.servlet.*;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

public class LoginFilter implements Filter {
    @Override
    public void init(FilterConfig filterConfig) throws ServletException {

    }

    @Override
    public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse, FilterChain filterChain) throws IOException, ServletException {


            HttpServletRequest request= (HttpServletRequest) servletRequest;
            HttpServletResponse response= (HttpServletResponse) servletResponse;
             Users user= (Users) request.getAttribute("user");
             if (user!=null){
                 filterChain.doFilter(servletRequest,servletResponse);
             }else {
                 response.sendRedirect("/login.html");
             }



    }

    @Override
    public void destroy() {

    }
}
